Home / 39,743.60-59,615.40-33,328.40

Finding the Fourth Proportional to 39,743.60, 59,615.40 and 33,328.40

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Solution

The fourth proportional to 39,743.60, 59,615.40 and 33,328.40 is: 49,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,743.60 : 59,615.40 = 33,328.40 : x
  2. Step 2: Convert to fraction form
    39,743.60/59,615.40 = 33,328.40/x
  3. Step 3: Cross multiply
    39,743.60x = 59,615.40 × 33,328.40
  4. Step 4: Simplify right side
    39,743.60x = 1,986,885,897.36
  5. Step 5: Solve for x
    x = 1,986,885,897.36/39,743.60
  6. Step 6: Final answer
    x = 49,992.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.